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Maintenance and service
6.5 Parts replacement
Only the parts described in this chapter may be replaced by the user. All the other parts
must be replaced by a service partner authorized by ATMOS.
6.5.1 Sennheiser HDA280 headphone cushions
1. Switch off the device.
2. Grip the cushions from behind and remove from the ear piece.
3. Replace with new cushions.
6.5.2 Sennheiser HDA280 headphone bow cushion
1. Switch off the device.
2. Open the fastener on the cushion and remove from the bow.
3. Replace the cushion onto the bow with the opening turned upwards.
4. Pull both fastener sides together until they overlap.
5.
Press them together.
6.5.3 Head bow of the bone vibrator B71
1. Switch off the device.
2. Unclip the bone vibrator capsule from the old head bow.
3. Insert the new bone vibrator into the new head bow.